The following technologies have been implemented in software, firmware, or hardware:

Adaptive echo cancellation
Noise reduction/speech enhancement
Adaptive noise cancellation
Microphone and sensor arrays with adaptive beam forming
Robust speech recognition for handheld devices
Robust speaker recognition
Dynamic prognostics for aircraft and automobile health management
Non-contact lie detection
Multi-modality emotion state recognition
Biometric-key for encryption/decryption
Advanced, dynamic pattern recognition